14645220859 has 16 divisors (see below), whose sum is σ = 15412506624. Its totient is φ = 13889304000.

The previous prime is 14645220857. The next prime is 14645220883. The reversal of 14645220859 is 95802254641.

It is a cyclic number.

It is not a de Polignac number, because 14645220859 - 2¹ = 14645220857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14645220857) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1369684 + ... + 1380334.

It is an arithmetic number, because the mean of its divisors is an integer number (963281664).

Almost surely, 2^14645220859 is an apocalyptic number.

14645220859 is a deficient number, since it is larger than the sum of its proper divisors (767285765).

14645220859 is a wasteful number, since it uses less digits than its factorization.

14645220859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11178.

The product of its (nonzero) digits is 691200, while the sum is 46.

The spelling of 14645220859 in words is "fourteen billion, six hundred forty-five million, two hundred twenty thousand, eight hundred fifty-nine".